Granted Patent
Utility
US 5,110,017 · App. 07/744,254
Container with captive cap and internally valved closure and positive closure seals
Inventor:
Morris Braun
Patented Case
View Patent ↗
Granted: May 5, 1992
Filed: Aug 13, 1991
Inventor
Morris Braun
Assignee (at issue)
W. Braun Company
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.